package socketexercise;

import java.io.*;
import java.net.Socket;
import java.nio.charset.StandardCharsets;
import java.util.Scanner;

public class Client {
    private  Socket socket;
    public Client(){
        try {
            System.out.println("与服务器建立连接");
            socket=new Socket("localhost",8090);
            System.out.println("与服务器建立连接成功");
            System.out.println("你好");
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    public void start(){
        try {
            OutputStream out=socket.getOutputStream() ;//低级流，用于将写出的字节发送给建立连接远程计算机
            OutputStreamWriter osw=new OutputStreamWriter(out, StandardCharsets.UTF_8);
            BufferedWriter bw=new BufferedWriter(osw);
            PrintWriter pw=new PrintWriter(bw,true);
            Scanner scanner=new Scanner(System.in);
            while (true){
              String line=  scanner.nextLine();
              if ("exit".equals(line)){
                  break;
              }
                pw.println(line);
            }

        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                socket.close();//与服务端断开连接
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }

    public static void main(String[] args) {
        Client client=new Client();
        client.start();

    }

}

